title: Facile [7C+1C] annulation as an efficient route to tricyclic indolizidine alkaloids.
authors.affiliation: Department of Chemistry, Northeast Normal University, Changchun, 130024, China.
authors.forename: Xianxiu
authors.initials: X
authors.lastname: Xu
authors.forename: Lingjuan
authors.initials: L
authors.lastname: Zhang
authors.forename: Xiqing
authors.initials: X
authors.lastname: Liu
authors.forename: Ling
authors.initials: L
authors.lastname: Pan
authors.forename: Qun
authors.initials: Q
authors.lastname: Liu
mesh_terms: D000470:Alkaloids / Q000138:chemical synthesis* / Q000737:chemistry; D007212:Indolizines / Q000138:chemical synthesis* / Q000737:chemistry; D015394:Molecular Structure
chemical_list: D000470:Alkaloids; D007212:Indolizines
keywords: Michael addition; annulation; heterocycles; medium-ring compounds; synthetic methods